<html>
    <head>
        <title>{% block title %}Hello{% endblock title%}</title>
    </head>
    <body>
        <div id="sidebar">
        {% block sidebar %}
        <ul>
            <li><a href="/store"> Store </a> <br>
            <li><a href="/notes"> Notes </a> <br>
            <li><a href="/memo"> Memo </a> <br>
            <li><a href="/word"> Word </a> <br>
            <li><a href="/test "> Test </a> <br>
        </ul>
        {% endblock sidebar%}
    </div>

    <div id="content">
        {% block content %}
        {{a.b|lower|escape|linebreaks}}
        {% endblock content %}
    </div>
    </body>
</html>
